Base | Representation |
---|---|
bin | 1100011101001… |
… | …1001100101000 |
3 | 10122022100001200 |
4 | 3013103030220 |
5 | 101333322123 |
6 | 5103444200 |
7 | 1203035424 |
oct | 307231450 |
9 | 118270050 |
10 | 52245288 |
11 | 27544727 |
12 | 155b6660 |
13 | aa93394 |
14 | 6d1db84 |
15 | 48c0143 |
hex | 31d3328 |
52245288 has 96 divisors (see below), whose sum is σ = 150477600. Its totient is φ = 16329600.
The previous prime is 52245283. The next prime is 52245299. The reversal of 52245288 is 88254225.
52245288 is a `hidden beast` number, since 522 + 4 + 52 + 88 = 666.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (52245283) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 247503 + ... + 247713.
It is an arithmetic number, because the mean of its divisors is an integer number (1567475).
Almost surely, 252245288 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 52245288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75238800).
52245288 is an abundant number, since it is smaller than the sum of its proper divisors (98232312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52245288 is a wasteful number, since it uses less digits than its factorization.
52245288 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 423 (or 416 counting only the distinct ones).
The product of its digits is 51200, while the sum is 36.
The square root of 52245288 is about 7228.0902041964. The cubic root of 52245288 is about 373.8370800404.
The spelling of 52245288 in words is "fifty-two million, two hundred forty-five thousand, two hundred eighty-eight".
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